Home / 2,722,246.20-4,083,369.30-1,910,431.80

Finding the Fourth Proportional to 2,722,246.20, 4,083,369.30 and 1,910,431.80

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Solution

The fourth proportional to 2,722,246.20, 4,083,369.30 and 1,910,431.80 is: 2,865,647.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722,246.20 : 4,083,369.30 = 1,910,431.80 : x
  2. Step 2: Convert to fraction form
    2,722,246.20/4,083,369.30 = 1,910,431.80/x
  3. Step 3: Cross multiply
    2,722,246.20x = 4,083,369.30 × 1,910,431.80
  4. Step 4: Simplify right side
    2,722,246.20x = 7,800,998,561,863.74
  5. Step 5: Solve for x
    x = 7,800,998,561,863.74/2,722,246.20
  6. Step 6: Final answer
    x = 2,865,647.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.